China's Alibaba Group Holding Ltd "strongly denies" accusations that the country's second-largest e-commerce company JD.com Inc made in a letter of complaint.SHANGHAI: China's Alibaba Group Holding Ltd "strongly denies" accusations that the country's second-largest e-commerce company JD.com Inc made in a letter of complaint it sent to a Chinese anti-trust regulator.

JD.com's complaint concerned a State Administration for Industry and Commerce (SAIC) regulation which forbids e-commerce platforms from limiting or barring their merchants from participating in promotions on other platforms.